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    <meta name="keywords" content="火星科技,cesium,3D,GIS,marsgis,三维,地球,地图,开发,框架,系统,示例,资料,模型,离线,外包,合肥,安徽,中国" />
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      content="火星科技 合肥火星 合肥火星科技 合肥火星科技有限公司 leaflet leaflet框架 leaflet开发 cesium cesium开发 cesium框架 三维 地球 模型  gis marsgis 地图离线 地图开发 地图框架 地图外包 框架 开发 外包  地图离线 二维地图 三维地图 全景漫游 地理信息系统 云GIS 三维GIS GIS平台 WebGIS"
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    <title>Polygon 面 | Mars3D | 三维地图 | 火星科技 | 合肥火星科技有限公司</title>

    <script
      type="text/javascript"
      src="../lib/include-lib.js"
      libpath="../lib/"
      include="jquery,font-awesome,bootstrap,bootstrap-checkbox,layer,haoutil,turf,mars3d"
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    <link href="css/style.css" rel="stylesheet" />
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  <body class="dark">
    <!--加载前进行操作提示，优化用户体验-->
    <div id="mask" class="signmask" onclick="removeMask()"></div>

    <div id="mars3dContainer" class="mars3d-container"></div>

    <div class="infoview">
      <div>
        图层状态：
        <div class="checkbox checkbox-primary checkbox-inline">
          <input id="chkPopup" class="styled" type="checkbox" checked />
          <label for="chkPopup"> Popup绑定 </label>
        </div>
        <div class="checkbox checkbox-primary checkbox-inline">
          <input id="chkTooltip" class="styled" type="checkbox" />
          <label for="chkTooltip"> Tooltip绑定 </label>
        </div>
        <div class="checkbox checkbox-primary checkbox-inline">
          <input id="chkContextMenu" class="styled" type="checkbox" checked />
          <label for="chkContextMenu"> 右键菜单绑定 </label>
        </div>
      </div>
      <div>
        大数据加载：
        <input id="txtCount" type="number" value="0.1" min="0.1" max="100.0" step="0.1" class="form-control" style="width: 80px" />万条

        <input type="button" class="btn btn-primary" value="生成" id="btnAddData" />
      </div>

      <div>
        数据管理：
        <input type="button" class="btn btn-primary" value="清除" id="btnClear" />
        <input id="btnExpFile" type="button" class="btn btn-primary" value="保存GeoJSON" title="保存为GeoJSON文件" />
        <input id="btnImpFile" type="button" class="btn btn-primary" value="打开GeoJSON" title="打开之前保存的GeoJSON文件" />

        <input id="input_draw_file" type="file" accept=".json" style="display: none" />
      </div>
    </div>

    <!-- 图层管理相关处理js -->
    <script type="text/javascript" src="./js/graphicManager.js"></script>

    <script src="./js/common.js"></script>
    <script type="text/javascript">
      'use script' //开发环境建议开启严格模式

      var map

      function initMap(options) {
        //合并属性参数，可覆盖config.json中的对应配置
        var mapOptions = mars3d.Util.merge(options, {
          scene: {
            center: { y: 31.516143, x: 117.282937, z: 46241.86, heading: 2.2, pitch: -48.7, roll: 0 },
          },
        })

        //创建三维地球场景
        map = new mars3d.Map('mars3dContainer', mapOptions)

        //创建Graphic图层
        var graphicLayer = new mars3d.layer.GraphicLayer()
        map.addLayer(graphicLayer)

        //图层管理的相关处理，代码在\js\graphicManager.js
        initLayerManager(graphicLayer)

        $('#btnAddData').click(function () {
          graphicLayer.clear()

          haoutil.loading.show()
          var startTime = new Date().getTime()

          var count = Number($('#txtCount').val()) * 10000

          for (var j = 0; j < count; ++j) {
            var position = randomPoint()
            var pt1 = mars3d.PointUtil.getPositionByDirectionAndLen(position, 45, 500)
            var pt2 = mars3d.PointUtil.getPositionByDirectionAndLen(position, 135, 500)
            var pt3 = mars3d.PointUtil.getPositionByDirectionAndLen(position, 225, 500)
            var pt4 = mars3d.PointUtil.getPositionByDirectionAndLen(position, 315, 500)

            var primitive = new mars3d.graphic.PolygonPrimitive({
              positions: [pt1, pt2, pt3, pt4, pt1],
              style: {
                height: haoutil.math.random(30, 4000),
                color: Cesium.Color.fromRandom().withAlpha(0.7),
              },
              tooltip: '第' + j + '个',
            })
            graphicLayer.addGraphic(primitive)
          }

          haoutil.loading.close()
          var endTime = new Date().getTime()
          // 两个时间戳相差的毫秒数
          var usedTime = (endTime - startTime) / 1000
          console.log(usedTime)

          haoutil.msg('共耗时' + usedTime.toFixed(2) + '秒')
        })

        //加一些演示数据
        addGraphic_a1(graphicLayer)
        addGraphic_a2(graphicLayer)
        addGraphic_a3(graphicLayer)
        addGraphic_a4(graphicLayer)
        addGraphic_a5(graphicLayer)
        addGraphic_a6(graphicLayer)
        addGraphic_a7(graphicLayer)
        addGraphic_a8(graphicLayer)
        addGraphic_a9(graphicLayer)
      }

      //取区域内的随机图标
      function randomPoint() {
        var jd = haoutil.math.random(116.955684 * 1000, 117.474003 * 1000) / 1000
        var wd = haoutil.math.random(31.7576 * 1000, 32.008782 * 1000) / 1000
        return Cesium.Cartesian3.fromDegrees(jd, wd)
      }

      function addGraphic_a1(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.218662, 31.800226, 37.68],
            [117.227836, 31.800388, 32.98],
            [117.229831, 31.792927, 37.91],
            [117.222571, 31.791298, 37.04],
            [117.216327, 31.79375, 37.49],
          ],
          style: {
            color: Cesium.Color.CYAN.withAlpha(0.4),
            // clampToGround: true,
            // classificationType: Cesium.ClassificationType.BOTH,
            label: {
              text: '我是火星科技',
              font_size: 18,
              color: '#ffffff',
              distanceDisplayCondition: true,
              distanceDisplayCondition_far: 500000,
              distanceDisplayCondition_near: 0,
            },
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法

        //演示个性化处理graphic，代码在\js\graphicManager.js
        initGraphicManager(primitive)
      }

      //图片材质
      function addGraphic_a2(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.187572, 31.823074, 45.53],
            [117.195377, 31.82418, 43.36],
            [117.204541, 31.818933, 37.06],
            [117.19775, 31.809539, 36.59],
            [117.183832, 31.814237, 38.76],
          ],
          style: {
            image: 'img/textures/excavate_bottom_min.jpg',
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法

        //entity转geojson
        var geojson = primitive.toGeoJSON()
        console.log(geojson)
      }

      function addGraphic_a3(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.216386, 31.815376, 35.16],
            [117.222533, 31.81729, 29.21],
            [117.22642, 31.814983, 28.43],
            [117.22681, 31.810739, 28.55],
            [117.212868, 31.811302, 34.4],
            [117.212538, 31.81424, 31.87],
            [117.214681, 31.81402, 32.97],
          ],
          style: {
            materialType: mars3d.MaterialType.Water,
            normalMap: 'img/textures/waterNormals.jpg', // 水正常扰动的法线图
            frequency: 1000.0, // 控制波数的数字。
            animationSpeed: 0.01, // 控制水的动画速度的数字。
            amplitude: 10, // 控制水波振幅的数字。
            specularIntensity: 0.5, // 控制镜面反射强度的数字。
            baseWaterColor: '#006ab4', // rgba颜色对象基础颜色的水。#00ffff,#00baff,#006ab4
            blendColor: '#006ab4', // 从水中混合到非水域时使用的rgba颜色对象。
            clampToGround: true,
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法
      }

      //面状：草地面效果
      function addGraphic_a4(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.319966, 31.842082, 12.29],
            [117.330034, 31.835286, 11.07],
            [117.330576, 31.823452, 11.01],
            [117.311457, 31.821023, 17.11],
            [117.308954, 31.828975, 16.29],
          ],
          style: {
            material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.PolyGrass, {
              grassColor: new Cesium.Color(0.25, 0.4, 0.1, 1.0),
              dirtColor: new Cesium.Color(0.1, 0.1, 0.1, 1.0),
              patchiness: 1.5, //斑驳
            }),
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法
      }

      //面状：木材面效果
      function addGraphic_a5(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.271662, 31.870639, 21.49],
            [117.290605, 31.871517, 19.47],
            [117.302056, 31.858145, 16.27],
            [117.299439, 31.847545, 14.77],
            [117.267705, 31.8491, 22.11],
          ],
          style: {
            material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.PolyWood, {
              lightWoodColor: new Cesium.Color(0.6, 0.3, 0.1, 1.0),
              darkWoodColor: new Cesium.Color(0.4, 0.2, 0.07, 1.0),
              ringFrequency: 10.0, //环 频率
              noiseScale: new Cesium.Cartesian2(0.7, 0.5),
              grainFrequency: 27.0, //波纹 频率
            }),
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法
      }

      //面状：混合效果
      function addGraphic_a6(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.154815, 31.853495],
            [117.181255, 31.854257],
            [117.182284, 31.848255],
            [117.184748, 31.840141],
            [117.180557, 31.835556],
            [117.180023, 31.833741],
            [117.166846, 31.833737],
            [117.155531, 31.833151],
            [117.154787, 31.835978],
            [117.151994, 31.839036],
            [117.150691, 31.8416],
            [117.151215, 31.844734],
            [117.154815, 31.853495],
          ],
          style: {
            material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.PolyBlob, {
              lightColor: new Cesium.Color(1.0, 1.0, 1.0, 0.5),
              darkColor: new Cesium.Color(0.0, 0.0, 1.0, 0.5),
              frequency: 30.0, //次数
            }),
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法
      }

      //面状： 柏油路面效果
      function addGraphic_a7(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.208302, 31.85757],
            [117.234234, 31.858263],
            [117.234261, 31.833317],
            [117.207414, 31.834541],
            [117.208302, 31.85757],
          ],
          style: {
            material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.PolyAsphalt, {
              asphaltColor: new Cesium.Color(0.15, 0.15, 0.15, 1.0),
              bumpSize: 0.005, //凹凸大小
              roughness: 0.2, //粗糙
            }),
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法
      }

      //面状：碎石面效果
      function addGraphic_a8(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.268479, 31.836646, 25.53],
            [117.282362, 31.827581, 34.28],
            [117.275399, 31.813784, 30.59],
            [117.256533, 31.817975, 31.95],
            [117.254811, 31.830772, 35.99],
          ],
          style: {
            width: 5,
            material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.PolyFacet, {
              lightColor: new Cesium.Color(0.25, 0.25, 0.25, 0.75),
              darkColor: new Cesium.Color(0.75, 0.75, 0.75, 0.75),
              frequency: 50.0, //次数
            }),
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法
      }

      function addGraphic_a9(graphicLayer) {
        var primitive = new mars3d.graphic.PolygonPrimitive({
          positions: [
            [117.261476, 31.799865, 20.8],
            [117.270864, 31.804957, 26],
            [117.289609, 31.804853, 25.4],
            [117.290861, 31.79569, 25.2],
            [117.268148, 31.788912, 18.5],
          ],
          style: {
            height: 50,
            diffHeight: 300,
            material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.PolyGradient, {
              color: '#3388cc',
              alphaPower: 1.5,
            }),
          },
        })
        graphicLayer.addGraphic(primitive) //primitive.addTo(graphicLayer)  //另外一种写法
      }
    </script>
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